JP4707399B2 - 光分岐挿入装置 - Google Patents

光分岐挿入装置 Download PDF

Info

Publication number
JP4707399B2
JP4707399B2 JP2005007046A JP2005007046A JP4707399B2 JP 4707399 B2 JP4707399 B2 JP 4707399B2 JP 2005007046 A JP2005007046 A JP 2005007046A JP 2005007046 A JP2005007046 A JP 2005007046A JP 4707399 B2 JP4707399 B2 JP 4707399B2
Authority
JP
Japan
Prior art keywords
light
optical
wavelength
output
unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP2005007046A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006067546A5 (enExample
JP2006067546A (ja
Inventor
剛二 中川
雄高 甲斐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP2005007046A priority Critical patent/JP4707399B2/ja
Priority to US11/092,881 priority patent/US20060023996A1/en
Priority to EP05006987.1A priority patent/EP1622297B1/en
Publication of JP2006067546A publication Critical patent/JP2006067546A/ja
Publication of JP2006067546A5 publication Critical patent/JP2006067546A5/ja
Application granted granted Critical
Publication of JP4707399B2 publication Critical patent/JP4707399B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0297—Optical equipment protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0206—Express channels arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0213—Groups of channels or wave bands arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0215—Architecture aspects
    • H04J14/022—For interconnection of WDM optical networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0286—WDM hierarchical architectures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP2005007046A 2004-07-30 2005-01-14 光分岐挿入装置 Expired - Lifetime JP4707399B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005007046A JP4707399B2 (ja) 2004-07-30 2005-01-14 光分岐挿入装置
US11/092,881 US20060023996A1 (en) 2004-07-30 2005-03-30 Optical add/drop multiplexer
EP05006987.1A EP1622297B1 (en) 2004-07-30 2005-03-31 Optical add/drop multiplexer

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2004224210 2004-07-30
JP2004224210 2004-07-30
JP2005007046A JP4707399B2 (ja) 2004-07-30 2005-01-14 光分岐挿入装置

Publications (3)

Publication Number Publication Date
JP2006067546A JP2006067546A (ja) 2006-03-09
JP2006067546A5 JP2006067546A5 (enExample) 2007-09-13
JP4707399B2 true JP4707399B2 (ja) 2011-06-22

Family

ID=35198067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005007046A Expired - Lifetime JP4707399B2 (ja) 2004-07-30 2005-01-14 光分岐挿入装置

Country Status (3)

Country Link
US (1) US20060023996A1 (enExample)
EP (1) EP1622297B1 (enExample)
JP (1) JP4707399B2 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7916388B2 (en) * 2007-12-20 2011-03-29 Cymer, Inc. Drive laser for EUV light source
US20070280688A1 (en) * 2006-04-21 2007-12-06 Matisse Networks Upgradeable optical hub and hub upgrade
JP4855209B2 (ja) * 2006-10-19 2012-01-18 富士通株式会社 光伝送装置
US8676057B2 (en) 2009-03-18 2014-03-18 Nec Corporation Optical transmission device, operational wavelength number restricting method, and program
WO2011058547A1 (en) * 2009-11-12 2011-05-19 Eci Telecom Ltd. Optical communication network having flexible operability
JP5644446B2 (ja) 2010-12-06 2014-12-24 富士通株式会社 光伝送装置
JP5776254B2 (ja) * 2011-03-25 2015-09-09 富士通株式会社 通信システム、通信装置および通信方法
US9268087B2 (en) * 2013-03-13 2016-02-23 M2 Optics, Inc. Apparatus for selective fiber optical channel monitoring and channel replication of wavelength division multiplexed (WDM) signals
CN104104463A (zh) * 2013-04-09 2014-10-15 中兴通讯股份有限公司 光信号上路复用方法、装置及可重构光分插复用系统
EP2852081B1 (en) * 2013-09-24 2019-12-11 Alcatel Lucent Optical ring network
CN103926221A (zh) * 2014-03-26 2014-07-16 江苏中能光电技术有限公司 一种基于光纤传感的分布式瓦斯监测系统及监测方法
US10090881B2 (en) * 2015-11-13 2018-10-02 Renesas Electronics Corporation Semiconductor device
JP2019503120A (ja) * 2015-12-03 2019-01-31 ザ アリゾナ ボード オブ リージェンツ オン ビハーフ オブ ザ ユニバーシティー オブ アリゾナＴｈｅ Ａｒｉｚｏｎａ Ｂｏａｒｄ ｏｆ Ｒｅｇｅｎｔｓ ｏｎ ｂｅｈａｌｆ ｏｆ Ｔｈｅ Ｕｎｉｖｅｒｓｉｔｙ ｏｆ Ａｒｉｚｏｎａ Ｗｄｍネットワークにおける信号品質の高速な探査
CN106303768B (zh) * 2016-08-31 2019-10-18 武汉光迅科技股份有限公司 具备自动发现功能的光合波分波模块
US11038615B2 (en) * 2018-04-16 2021-06-15 Huawei Technologies Co., Ltd. Fast connection turn-up with path-based dummy lights
CN115177238B (zh) * 2022-05-18 2025-07-18 泉州师范学院 一种波分复用光纤心冲击图传感器及其抗干扰方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2509332B2 (ja) * 1989-05-18 1996-06-19 沖電気工業株式会社 光通信装置
IT1238032B (it) * 1990-01-30 1993-06-23 Pirelli Cavi Spa Linea di telecomunicazione a fibre ottiche con canali separati di servizio
US6088141A (en) * 1995-06-26 2000-07-11 Telefonaktiebolaget Lm Ericsson Self-healing network
GB9526183D0 (en) * 1995-12-21 1996-02-21 Stc Submarine Systems Ltd Dispersion slope equalisaion for wdm systems wih branches
DE19754785A1 (de) * 1997-12-10 1999-06-17 Cit Alcatel Zwischenverstärker für ein Kommunikationsnetz zum Empfang und zur Weiterleitung von Frequenzmultiplexsignalen
SE520943C2 (sv) * 1998-06-10 2003-09-16 Ericsson Telefon Ab L M Add/dropp-nod anordnad att anslutas i ett optiskt fibernät av wdm-typ
GB2347809B (en) * 1999-03-12 2001-06-20 Marconi Comm Ltd Signal transmission system
JP2002064431A (ja) * 2000-08-23 2002-02-28 Sumitomo Electric Ind Ltd 光ａｄｍ装置
JP4845268B2 (ja) * 2001-01-16 2011-12-28 株式会社日立製作所 高性能光分岐挿入器ならび波長多重光ネットワーク
US7106969B1 (en) * 2001-02-12 2006-09-12 Atrica Israel Ltd. Optical network terminator
US20030002104A1 (en) * 2001-06-29 2003-01-02 Caroli Carl A. Wavelength-selective add/drop arrangement for optical communication systems
US6661946B2 (en) * 2001-07-09 2003-12-09 Lucent Technologies Inc. Method of controlling optical signal power at an add/drop node in a WDM optical communication system
US6907158B2 (en) * 2001-11-05 2005-06-14 Broadband Royalty Corporation Configurable optical add/drop multiplexer with partial or complete wavelength drop capability
JP3999012B2 (ja) * 2002-03-22 2007-10-31 富士通株式会社 波長可変光フィルタの制御方法および制御装置
JP4418252B2 (ja) * 2004-02-17 2010-02-17 富士通株式会社 リング型光ネットワークにおける信号送受信方法及び同ネットワークに用いられる光伝送ノード

Also Published As

Publication number Publication date
US20060023996A1 (en) 2006-02-02
EP1622297B1 (en) 2017-08-02
EP1622297A3 (en) 2009-11-25
EP1622297A2 (en) 2006-02-01
JP2006067546A (ja) 2006-03-09

Similar Documents

Publication Publication Date Title
JP3995781B2 (ja) 波長選択フィルタを用いた光分岐・挿入装置及び光分岐装置
JP4707399B2 (ja) 光分岐挿入装置
US7555220B2 (en) Chromatic dispersion compensator (CDC) in a photonic integrated circuit (PIC) chip and method of operation
US7460744B2 (en) Ring type optical transmission system and optical apparatus connected to same
US8204379B2 (en) Noise reduction in optical communications networks
EP3154273A1 (en) Constructing large wavelength selective switches using parallelism
JPH11289296A (ja) 光伝送装置、光伝送システム及び光端局
US6959153B2 (en) Dynamically reconfigurable add/drop multiplexer with low coherent cross-talk for optical communication networks
JP4739928B2 (ja) 波長選択光スイッチおよび波長選択光スイッチモジュール
JP2001333015A (ja) 光合波装置および光合波方法
JP2006086920A (ja) 光分波方法および光合波方法、並びに、それを用いた光伝送装置
EP3614581A1 (en) Bidirectional optical transmission system and bidirectional optical transmission method
US6859576B2 (en) Optical cross-connect system
JP3558199B2 (ja) 光処理回路
US20040165891A1 (en) Low-loss, efficient hub ring networks and methods for their use
CN100583714C (zh) 光分插复用器
JP2004266865A (ja) 光伝送装置、光伝送システム及び光端局
JP2003124888A (ja) 波長光信号監視機構およびその方法、光アドドロップ装置用監視システムならびに光クロスコネクト装置用監視システム
EP4639815A1 (en) Optical switching apparatus, optical add/drop multiplexer and communications network node
JP2000082997A (ja) Ｗｄｍ伝送システム
WO2024222048A1 (zh) 合波模块、合分波模块、波分复用装置和信号传输方法
JP3233271B2 (ja) 波長多重光中継装置
JP2004320797A (ja) 光伝送装置、光伝送システム及び光端局
JP2001111489A (ja) 光アド・ドロップシステム
JP2004045813A (ja) 光分岐挿入装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070726

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070726

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20090811

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090818

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20091019

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100810

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20101012

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20110315

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20110315

R150 Certificate of patent or registration of utility model

Ref document number: 4707399

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

EXPY Cancellation because of completion of term